5305-01-243-0743 SCREW,CAP,SOCKET HEAD Index 5305-01-243-0745 SCREW,TAPPING

National Stock Number:
5305-01-243-0744

Federal Supply Class:
5305

National Item Identification Number:
012430744

Description:
SCREW,CAP,SOCKET HEAD

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.


Manufacturer Information:
3176209-C-05610001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
THREAD SERIES DESIGNATORUNF
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.436 INCHES MINIMUM AND
0.498 INCHES MAXIMUM
FASTENER LENGTH0.625 INCHES NOMINAL
MATERIALSTEEL OVERALL
SURFACE TREATMENTZINC AND
CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND
45.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLEFLAT COUNTERSUNK
HEAD DIAMETER0.359 INCHES MINIMUM AND
0.411 INCHES MAXIMUM
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND
84.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.125 INCHES NOMINAL
LOCKING FEATUREPATCH THREADS


Click here to Register for Free 30-day Trial